CN112081546B - Resource recycling device for impact drilling and construction method thereof - Google Patents
Resource recycling device for impact drilling and construction method thereof Download PDFInfo
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- CN112081546B CN112081546B CN202010958936.0A CN202010958936A CN112081546B CN 112081546 B CN112081546 B CN 112081546B CN 202010958936 A CN202010958936 A CN 202010958936A CN 112081546 B CN112081546 B CN 112081546B
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- pile hole
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- 238000005553 drilling Methods 0.000 title claims abstract description 19
- 238000004064 recycling Methods 0.000 title claims abstract description 13
- 238000010276 construction Methods 0.000 title claims abstract description 12
- 239000002002 slurry Substances 0.000 claims abstract description 168
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000012216 screening Methods 0.000 claims abstract description 49
- 238000004062 sedimentation Methods 0.000 claims abstract description 31
- 238000009527 percussion Methods 0.000 claims abstract description 20
- 238000005086 pumping Methods 0.000 claims abstract description 19
- 238000007711 solidification Methods 0.000 claims abstract description 19
- 230000008023 solidification Effects 0.000 claims abstract description 19
- 239000004576 sand Substances 0.000 claims description 78
- 238000001914 filtration Methods 0.000 claims description 42
- 239000013049 sediment Substances 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 239000004677 Nylon Substances 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 1
- 239000013043 chemical agent Substances 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to a resource recycling device for impact drilling and a construction method thereof; the device comprises pile holes, a percussion drill, a slurry pump, a screening barrel, a sedimentation tank, a solidification tank and a slurry storage tank; the slurry pump is arranged above the scaffold platform on the side surface of the pile hole, the end part of the percussion drill is connected with a percussion drill bit, the percussion drill bit is bound with one end of the slurry pumping pipe, and the other end of the slurry pumping pipe is connected with the slurry pump; the slurry pump is connected with a slurry outlet pipe which is communicated with the screening barrel; the screening barrel is sequentially communicated with the sedimentation tank, the solidification tank and the slurry storage tank; the slurry is pumped to the top of the screening barrel through the slurry pump, flows to the settling pond from the water collecting funnel at the bottom of the screening barrel, and after standing and settling in the settling pond, the slurry with clear top flows to the curing pond, and the slurry is further purified in the curing pond by adding chemical agents, so that the slurry is purer and finally flows to the slurry storage pond; and then, the slurry in the slurry storage tank is pumped to the pile hole by the water suction pump, so that the cyclic utilization of the slurry is formed, and the utilization rate of water resources is improved.
Description
Technical Field
The invention belongs to the technical field of pile hole construction in bridge engineering, and particularly relates to a resource recycling device for impact drilling and a construction method thereof.
Background
The pile foundation is used as a force transfer component, and can transfer all or part of the load of the upper structure to the pile end bearing layer to prevent the upper structure from settling in the weak soil layer, so that the pile foundation is widely applied to bridge engineering. The pile hole is excavated by two modes of manual hole digging and impact drilling hole digging, wherein the former has low excavation efficiency and is easy to cause casualties, and the pile hole digging is gradually eliminated; the latter has the advantages of high pore-forming efficiency, simple equipment, simple operation, safety and the like, and is widely applied to the excavation engineering of pile foundations. However, during the impact drilling, a large amount of sediment is generated, and slurry needs to be continuously poured into the pile hole to replace the sediment. The process causes waste of a large amount of water resources and sediment resources, which increases the construction cost and is not in line with civilized construction.
In view of the above, improvements are needed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the resource recycling device for impact drilling, which has the advantages of simple structure, convenience, practicability and capability of recycling water resources and sediment resources, and the construction method thereof.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: a resource recycling device for impact drilling comprises pile holes, an impact drilling machine, a slurry pump, a screening barrel, a sedimentation tank, a solidification tank and a slurry storage tank; the slurry pump is placed above the scaffold platform on the side surface of the pile hole, the end part of the impact drilling machine is connected with the impact drill bit, the impact drill bit extends into the pile hole, the impact drill bit binds one end of the slurry pumping pipe, and the other end of the slurry pumping pipe is connected with the slurry pump; the slurry pump is connected with a slurry outlet pipe which is communicated with the screening barrel; the screening barrel is sequentially communicated with the sedimentation tank, the solidification tank and the slurry storage tank; wherein the sedimentation tank is adjacent to the solidification tank and the slurry storage tank and is connected with the solidification tank and the slurry storage tank through a water transmission channel; the slurry storage tank is communicated to the inside of the pile hole through a water suction pump.
As a preferable scheme of the invention, the screening barrel comprises a shell, at least one fine gravel filtering device and at least one fine sand filtering device are sequentially arranged in the shell from top to bottom, a water collecting funnel is arranged at the bottom of the shell, a water outlet is arranged at the bottom of the water collecting funnel, and the water outlet is communicated with the sedimentation tank through a pipeline.
As a preferable scheme of the invention, the fine gravel filtering device comprises a fine gravel filter screen which is obliquely arranged, one end of the fine gravel filter screen is fixedly provided with a fine gravel steel plate, wherein the inner wall of the shell is fixedly provided with a fine gravel lower part fixed inclined plate, the fine gravel filter screen is assembled on the fine gravel lower part fixed inclined plate, and a fine gravel storage room is formed between the upper part of the fine gravel filter screen and the shell; the fine sand filtering device comprises a fine sand filtering net which is obliquely arranged, a fine sand steel plate is fixedly arranged at one end of the fine sand filtering net, wherein a fine sand lower fixed inclined plate is fixedly arranged on the inner wall of the shell, the fine sand filtering net is assembled on the fine sand lower fixed inclined plate, and a fine sand storage room is formed between the upper part of the fine sand filtering net and the fine gravel filtering net.
As a preferable scheme of the invention, two fine gravel filter screens are arranged, adjacent fine gravel filter screens are distributed in a staggered manner and are connected through a supporting rod, an upper opening is formed on the supporting rod, the upper opening is positioned at the upper end of the bottom of the upper fine gravel filter screen, two fine sand filter screens are arranged, adjacent fine sand filter screens are distributed in a staggered manner and are connected through the supporting rod, a lower opening is formed on the supporting rod, and the lower opening is positioned at the upper end of the bottom of the upper fine sand filter screen.
As a preferable mode of the present invention, the gravel steel plate and the fine sand steel plate are respectively provided with vibrators at bottoms thereof.
As a preferable scheme of the invention, the inclination angle of the fine gravel filter screen and the shell is 25-75 degrees, and the inclination angle of the fine sand filter screen and the shell is 25-75 degrees.
As a preferable mode of the invention, the side wall of the shell is respectively provided with an external opening communicated with the fine gravel storage room and the fine sand storage room; the shell is also provided with a positioning device for controlling the opening or closing of the external opening.
As a preferable scheme of the invention, the positioning device comprises fixing pins fixedly arranged at two sides of the external opening, and the fixing pins are detachably provided with the opening plate.
As a preferable scheme of the invention, the opening and closing plate is of an L-shaped structure and comprises a mounting part and a connecting part; the installation part is fixedly connected with the connecting part, and is formed integrally.
As a preferable mode of the invention, the mounting part is provided with a jogged groove on two sides, a jogged protrusion matched with the jogged groove is formed on the fixing pin correspondingly, the jogged protrusion is clamped in the jogged groove, so that the opening and closing plate is assembled on the fixing pin, and at the moment, the mounting part is used for closing the external opening.
As a preferable scheme of the invention, the top end of the inside of the shell is provided with the clear water spraying device corresponding to the position between the fine gravel storage positions, wherein the clear water spraying device is a shower head.
As a preferable scheme of the invention, the water transfer channel comprises a steel bar net sheet which is vertically arranged, and nylon net filter cloth is arranged on two sides of the steel bar net sheet.
As a preferred scheme of the invention, the scaffold platform is formed by interconnecting a plurality of scaffolds.
The beneficial effects of the invention are as follows:
1. The invention can improve the utilization rate of water resources; the slurry is pumped to the top of the screening barrel through the slurry pump, flows to the settling pond from the water collecting funnel at the bottom of the screening barrel, and after standing and settling in the settling pond, the slurry with clear top flows to the curing pond, and the slurry is further purified in the curing pond by adding chemical agents, so that the slurry is purer and finally flows to the slurry storage pond; then, the slurry in the slurry storage pool is pumped to the pile hole by a water pump, so that the cyclic utilization of the slurry is formed, and the utilization rate of water resources is improved;
2. The invention can improve the utilization rate of sediment resources. The impact drilling and hole digging can accumulate a large amount of sediment in pile holes, and the invention screens fine gravel and fine sand in sediment in a screening barrel and stores the fine gravel and the fine sand in a storage room in the screening barrel; the stored fine sand and fine gravel can be taken out through an external opening to be used as preparation raw materials of machine-made sand or concrete on site, so that reasonable utilization of sediment resources is realized;
3. The invention can improve the replacement efficiency of the sediment; the slurry in the invention removes larger particles such as fine gravel, fine sand and the like in the slurry through the screening barrel, and then is further purified in the sedimentation tank and the solidification tank, and cleaner slurry is stored in the slurry storage tank. The purified slurry is used for replacing pile hole sediments, so that the replacement efficiency can be improved;
4. Compared with the traditional slurry sedimentation tank, the slurry liquid removes fine sand and fine gravel with larger particles in the screening barrel, so that the slurry precipitated at the bottom of the sedimentation tank has higher purity, can be extracted by a slurry pump and is used for the use of a newly opened pile foundation hole, thereby not only fully utilizing the sediment, but also emptying the occupied space at the bottom of the sedimentation tank;
5. In conclusion, the invention can improve the utilization rate of water resources and sediment resources and improve the utilization rate of sediment resources; the utilization rate of the resources is improved, the purpose of saving construction cost can be achieved, and the engineering is more economical and environment-friendly.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
FIG. 3 is a schematic view of a screening barrel according to an embodiment of the present invention;
FIG. 4 is a top view of a screening drum according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of embodiment A-A of the present invention;
FIG. 6 is a side view of a screening drum according to an embodiment of the present invention;
fig. 7 is a schematic connection diagram of the opening and closing plate and the fixing pin according to the embodiment of the invention.
Description of the drawings: pile hole 1, percussion bit 2, water pipe 3, percussion drill 4, slurry pump 5, scaffold 6, fine gravel screen 7, middle opening 8, fine sand screen 9, fine gravel storage room 10, opening plate 11, mounting part 11-1, connecting part 11-2, fine sand storage room 12, slurry pumping pipe 13, sedimentation tank 14, solidification tank 15, slurry storage tank 16, reinforcing mesh 17, nylon mesh filter cloth 18, railing 19, enclosing iron wire 20, railing inlet 21, scaffold platform 22, vibrator 23, outer opening 24, fixing pin 25, slurry 26, water collecting funnel 27, clean water spray device 28, fine gravel lower fixed sloping plate 29, screening barrel 30, sloping surface 31, water outlet 32, water transfer channel 33, fine gravel steel plate 34, compact steel plate 35, fitting groove 36; the sand filter comprises a jogged bulge 37, a shell 38, a fine sand steel plate 39, a fine sand filtering device 40, a fine sand lower fixed inclined plate 41, a supporting rod 42, a lower opening 43, a water drain hole 44, a fine sand filtering device 50, a water suction pump 51 and a positioning device 60.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
as shown in fig. 1-2, the resource recycling device for impact drilling provided by the embodiment comprises a pile hole 1, an impact drilling machine 4, a slurry pump 5, a screening barrel 30, a sedimentation tank 14, a solidification tank 15 and a slurry storage tank 16; the slurry pump 5 is arranged above the scaffold platform 22 on the side surface of the pile hole 1, wherein the scaffold platform 22 is formed by interconnecting a plurality of scaffolds 6; the end part of the percussion drill 4 is connected with a percussion bit 2, the percussion bit 2 extends into the pile hole 1, the percussion bit 2 is bound with one end of a slurry pumping pipe 13, and the other end of the slurry pumping pipe 13 is connected with a slurry pump 5; lifting and lowering the percussion bit 2 to drive the slurry pumping pipe 13 to pull up and sink down; the slurry pump 5 is connected with a slurry outlet pipe 31, and the slurry outlet pipe 31 is communicated with the screening barrel 30; slurry 26 in the pile hole 1 is pumped from a slurry outlet pipe 31 to the top of a screening barrel 30, and the screening barrel 30 is sequentially communicated with a sedimentation tank 14, a solidification tank 15 and a slurry storage tank 16; wherein the sedimentation tank 14 is adjacent to the solidification tank 15 and the slurry storage tank 16 and is connected with the water delivery channel 33; the water transfer channel 33 comprises a reinforcing mesh 17 which is vertically arranged, and nylon mesh filter cloth 18 is assembled on two sides of the reinforcing mesh 17; the reinforcing mesh 17 improves the supporting strength of the nylon mesh filter cloth 18, and the reinforcing mesh 17 and the nylon mesh filter cloth 18 are arranged, so that the slurry on the curing pool 15 and the slurry storage pool 16 is clearer.
The invention can improve the utilization rate of water resources; the slurry is pumped to the top of the screening barrel through the slurry pump, flows to the settling pond from the water collecting funnel at the bottom of the screening barrel, and after standing and settling in the settling pond, the slurry with clear top flows to the curing pond, and the slurry is further purified in the curing pond by adding chemical agents, so that the slurry is purer and finally flows to the slurry storage pond; and then, the slurry in the slurry storage tank is pumped to the pile hole by the water suction pump, so that the cyclic utilization of the slurry is formed, and the utilization rate of water resources is improved.
Wherein, the slurry storage tank 16 is communicated with the inside of the pile hole 1 through a water suction pump 51; the water suction pump 51 is connected with a water delivery pipe 3, and the end part of the water delivery pipe 3 extends into the pile hole 1; the slurry in the slurry storage tank 16 is pumped into the pile hole 1 again through the water suction pump 51 to be used as the stock solution for replacing the sediment in the pile hole.
Specifically, a plurality of rails 19 are circumferentially arranged on the outer sides of the sedimentation tank 14, the solidification tank 15 and the pulp storage tank 16, and adjacent rails 19 are connected through a guard iron 20, wherein a rail inlet 21 is formed between the adjacent rails 19 on one side close to the sedimentation tank 14.
As shown in fig. 3-6, the screening barrel 30 comprises a shell 38, at least one fine gravel filtering device 40 and a fine sand filtering device 50 which are sequentially arranged in the shell 38 from top to bottom, a water collecting funnel 27 is arranged at the bottom of the shell 38, a water outlet 32 is arranged at the bottom of the water collecting funnel 27, and the water outlet 32 is communicated with the sedimentation tank 14 through a pipeline; the slurry 26 in the pile hole 1 is pumped to the top of the screening barrel 30 from the slurry outlet pipe 31, fine gravel in the slurry is screened by the fine gravel filtering device 40 and the fine sand filtering device 50 respectively under the action of free falling, and slurry liquid falls into the water collecting funnel 27 at the bottom of the screening barrel 30 and is led to the sedimentation tank 14 from the water outlet 32 of the water collecting funnel 27; the bottom of the shell 38 is provided with a slope 31, the end part of the slope 31 is provided with a water drain hole 44, and the water drain hole 44 is communicated with the water collecting funnel 27.
The invention can improve the utilization rate of sediment resources; the impact drilling and hole digging can accumulate a large amount of sediment in pile holes, and the invention screens fine gravel and fine sand in sediment in a screening barrel and stores the fine gravel and the fine sand in a storage room in the screening barrel; the stored fine sand and fine gravel can be taken out through the external opening and used as preparation raw materials of machine-made sand or concrete on site, so that reasonable utilization of sediment resources is realized.
Specifically, the fine gravel filtering device 40 includes a fine gravel filtering screen 7 arranged obliquely, wherein a fine gravel steel plate 34 is fixedly arranged at one end of the fine gravel filtering screen 7, a fine gravel lower fixed inclined plate 29 is fixedly arranged on the inner wall of the shell 38, the fine gravel filtering screen 7 is assembled on the fine gravel lower fixed inclined plate 29, and a fine gravel storage room 10 is formed between the upper part of the fine gravel filtering screen 7 and the shell 38; correspondingly, the fine sand filtering device 50 comprises a fine sand filtering net 9 which is obliquely arranged, one end of the fine sand filtering net 9 is fixedly provided with a fine sand steel plate 39, wherein the inner wall of the shell 38 is fixedly provided with a fine sand lower part fixed inclined plate 41, the fine sand filtering net 9 is assembled on the fine sand lower part fixed inclined plate 41, and a fine sand storage room 12 is formed between the upper part of the fine sand filtering net 9 and the fine gravel filtering net 7.
The fine gravel filter screens 7 are provided with two pieces, adjacent fine gravel filter screens 7 are distributed in a staggered manner and are connected through a supporting rod 42, an upper opening 8 is formed in the supporting rod 42, the upper opening 8 is positioned at the upper end of the bottom of the upper fine gravel filter screen 7, the fine sand filter screens 9 are provided with two pieces, adjacent fine sand filter screens 9 are distributed in a staggered manner and are connected through the supporting rod 42, a lower opening 43 is formed in the supporting rod 42, and the lower opening 43 is positioned at the upper end of the bottom of the upper fine sand filter screen 9; the fine gravel and fine sand on the filter screen flow from the middle opening 8 and the lower opening 43 into the fine gravel storage compartment 10 and the fine sand storage compartment 12, respectively.
The invention can improve the replacement efficiency of the sediment. The slurry in the invention removes larger particles such as fine gravel, fine sand and the like in the slurry through the screening barrel, and then is further purified in the sedimentation tank and the solidification tank, and cleaner slurry is stored in the slurry storage tank. The purified slurry is used for replacing pile hole sediments, so that the replacement efficiency can be improved.
The vibrator 23 is respectively arranged at the bottoms of the fine gravel steel plate 34 and the fine sand steel plate 39; when the slurry falls from the top of the sieving barrel 30, the vibrator 23 is turned on to vibrate the filter screen, thereby enhancing the filtering effect.
The inclination angle of the fine gravel filter screen 7 and the shell 38 is 25-75 degrees, and the inclination angle of the fine sand filter screen 9 and the shell 38 is 25-75 degrees; specifically, in the present embodiment, the inclination angle of the fine gravel pack 7 to the housing 38 is 60 °, and the inclination angle of the fine sand pack 9 to the housing 38 is 60 °.
The slurry liquid of the invention removes fine sand and fine gravel with larger particles in the screening barrel, so that the slurry liquid precipitated at the bottom of the sedimentation tank has higher purity, can be extracted by a slurry pump and is used for the use of a newly opened pile foundation hole, thereby not only fully utilizing the precipitate, but also emptying the occupied space at the bottom of the sedimentation tank.
As shown in fig. 7, the side walls of the housing 38 are respectively provided with external openings 24 communicating with the fine gravel storage room 10 and the fine sand storage room 12; the housing 38 is also provided with a positioning device 60 for controlling the opening or closing of the external opening 24; gravel in the gravel storage compartment 10 and the fine sand storage compartment 12 can be poured outside the screening drum 30 through the outer opening 24.
The positioning device 60 comprises fixing pins 25 fixedly arranged at two sides of the external opening 24, and the opening plate 11 is detachably assembled on the fixing pins 25; specifically, the opening and closing plate 11 is in an L-shaped structure and comprises a mounting part 11-1 and a connecting part 11-2; the mounting part 11-1 is fixedly connected with the connecting part 11-2, and is integrally formed; the structural strength and the overall firmness of the opening plate 11 are improved, and the use safety is further ensured.
Fitting grooves 36 are formed on both sides of the mounting portion 11-1, and corresponding fitting protrusions 37 are formed on the fixing pins 25 to fit into the fitting grooves 36, and the fitting protrusions 37 are engaged into the fitting grooves 36, so that the opening and closing plate 11 is mounted on the fixing pins 25, and at this time, the mounting portion 11-1 is used to close the external opening 24.
The top end of the interior of the housing 38 is provided with a clean water spray device 28 corresponding to the position of the fine gravel storage compartment 10, wherein the clean water spray device 28 is a shower head. During the screening process, the shower at the top of the pebble storage compartment 10 washes away the slurry from the gravel surface and the washed slurry flows from the collection funnel 27 to the sedimentation basin 14.
The construction method of the resource recycling device for impact drilling comprises the following steps: the method comprises the following steps:
Step one, conveying slurry; when the percussion drill starts to work, the stored slurry is conveyed to the pile hole from the slurry storage tank by the water suction pump.
Step two, pumping slurry by a slurry pump; when the slurry in the hole reaches a certain height, fixing a slurry pumping pipe on the slurry pump on the impact drill bit by using a thin steel wire, and then controlling the depth of the slurry pumping pipe inserted into the pile hole by controlling the lifting of the impact drill bit; then, a slurry pump is started to pump the slurry mixed with the sediments in the pile hole to the position right above the screening barrel, and meanwhile, the purified slurry is conveyed to the pile hole from a slurry storage tank at the same speed, so that the slurry level in the pile hole is kept unchanged;
Step three, screening by a screening barrel; the slurry in the pile hole is pumped to the top of the screening barrel from the slurry outlet pipe, fine gravel in the slurry is screened to a fine gravel filter screen and a fine sand filter screen respectively under the action of free falling, and slurry liquid falls into a water collecting funnel at the bottom of the screening barrel and is dredged into a sedimentation tank from a water outlet of the water collecting funnel;
Fourthly, standing the slurry; the slurry in the sedimentation tank needs to be kept stand for a period of time, so that the small particle impurities with larger density in the slurry are settled at the bottom of the tank, and the slurry at the upper part becomes relatively clear and flows from the water conveying channel to the solidification tank.
Step five, solidifying the slurry;
step six, circulating slurry in the slurry storage tank; and pumping the slurry in the slurry storage tank to the interior of the pile hole by using a water suction pump, and keeping the slurry liquid level in the interior of the pile hole unchanged.
The invention can improve the utilization rate of water resources and sediment resources and improve the utilization rate of sediment resources. The utilization rate of the resources is improved, the purpose of saving construction cost can be achieved, and the engineering is more economical and environment-friendly.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more herein: pile hole 1, percussion bit 2, water pipe 3, percussion drill 4, slurry pump 5, scaffold 6, fine gravel screen 7, middle opening 8, fine sand screen 9, fine gravel storage room 10, opening plate 11, mounting part 11-1, connecting part 11-2, fine sand storage room 12, slurry pumping pipe 13, sedimentation tank 14, solidification tank 15, slurry storage tank 16, reinforcing mesh 17, nylon mesh filter cloth 18, railing 19, enclosing iron wire 20, railing inlet 21, scaffold platform 22, vibrator 23, outer opening 24, fixing pin 25, slurry 26, water collecting funnel 27, clean water spray device 28, fine gravel lower fixed sloping plate 29, screening barrel 30, sloping surface 31, water outlet 32, water transfer channel 33, fine gravel steel plate 34, compact steel plate 35, fitting groove 36; the terms of the fitting projection 37, the housing 38, the fine sand steel plate 39, the fine gravel filtering device 40, the fine sand lower fixed inclined plate 41, the support rod 42, the lower opening 43, the drain hole 44, the fine sand filtering device 50, the water suction pump 51, the positioning device 60, etc. are not excluded from the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (4)
1. The utility model provides a resource recycling device of impact drilling which characterized in that: the device comprises a pile hole (1), a percussion drill (4), a slurry pump (5), a screening barrel (30), a sedimentation tank (14), a solidification tank (15) and a slurry storage tank (16); the slurry pump (5) is placed above a scaffold platform (22) on the side surface of the pile hole (1), the end part of the percussion drill (4) is connected with a percussion drill (2), the percussion drill (2) stretches into the pile hole (1), one end of the slurry pumping pipe (13) is bound by the percussion drill (2), and the other end of the slurry pumping pipe (13) is connected with the slurry pump (5); a slurry outlet pipe (31) is connected to the slurry pump (5), and the slurry outlet pipe (31) is communicated with the screening barrel (30); the screening barrel (30) is sequentially communicated with the sedimentation tank (14), the curing tank (15) and the slurry storage tank (16); wherein the sedimentation tank (14) is adjacent to the solidification tank (15) and the slurry storage tank (16) and is connected with the solidification tank through a water transmission channel (33); the slurry storage tank (16) is communicated to the inside of the pile hole (1) through a water suction pump (51); the water transmission channel (33) comprises a reinforcing mesh (17) which is vertically arranged, and nylon mesh filter cloth (18) is assembled on two sides of the reinforcing mesh (17); the reinforcement mesh (17) improves the supporting strength of the nylon mesh filter cloth (18); the screening barrel (30) comprises a shell (38), at least one fine gravel filtering device (40) and at least one fine sand filtering device (50) are sequentially arranged in the shell (38) from top to bottom, a water collecting funnel (27) is arranged at the bottom of the shell (38), a water outlet (32) is arranged at the bottom of the water collecting funnel (27), and the water outlet (32) is communicated with the sedimentation tank (14) through a pipeline; the fine gravel filtering device (40) comprises a fine gravel filtering screen (7) which is obliquely arranged, one end of the fine gravel filtering screen (7) is fixedly provided with a fine gravel steel plate (34), wherein a fine gravel lower part fixed inclined plate (29) is fixedly arranged on the inner wall of a shell (38), the fine gravel filtering screen (7) is assembled on the fine gravel lower part fixed inclined plate (29), and a fine gravel storage room (10) is formed between the upper part of the fine gravel filtering screen (7) and the shell (38); correspondingly, the fine sand filtering device (50) comprises a fine sand filtering net (9) which is obliquely arranged, one end of the fine sand filtering net (9) is fixedly provided with a fine sand steel plate (39), wherein the inner wall of a shell (38) is fixedly provided with a fine sand lower part fixed inclined plate (41), the fine sand filtering net (9) is assembled on the fine sand lower part fixed inclined plate (41), and a fine sand storage room (12) is formed between the upper part of the fine sand filtering net (9) and the fine gravel filtering net (7); the fine gravel filter screens (7) are provided with two pieces, the adjacent fine gravel filter screens (7) are distributed in a staggered mode and are connected through a supporting rod (42), an upper opening (8) is formed in the supporting rod (42), the upper opening (8) is located at the upper end of the bottom of the upper fine gravel filter screen (7), the fine sand filter screens (9) are provided with two pieces, the adjacent fine sand filter screens (9) are distributed in a staggered mode and are connected through the supporting rod (42), a lower opening (43) is formed in the supporting rod (42), and the lower opening (43) is located at the upper end of the bottom of the upper fine sand filter screen (9); external openings (24) communicated with the fine gravel storage room (10) and the fine sand storage room (12) are respectively arranged on the side wall of the shell (38); the shell (38) is also provided with a positioning device (60) for controlling the opening or closing of the external opening (24); the positioning device (60) comprises fixing pins (25) fixedly arranged at two sides of the external opening (24), and an opening plate (11) is detachably assembled on the fixing pins (25); the opening and closing plate (11) is of an L-shaped structure and comprises a mounting part (11-1) and a connecting part (11-2); the mounting part (11-1) is fixedly connected with the connecting part (11-2) and is integrally formed.
2. The resource recycling apparatus for percussive drilling according to claim 1, wherein: vibrator (23) are installed at the bottoms of the fine gravel steel plate (34) and the fine sand steel plate (39) respectively.
3. The resource recycling apparatus for percussive drilling according to claim 1, wherein: fitting grooves (36) are formed on both sides of the mounting portion (11-1), corresponding to the fitting grooves, fitting protrusions (37) which are matched with the fitting grooves (36) are formed on the fixing pins (25), the fitting protrusions (37) are clamped in the fitting grooves (36), the opening and closing plate (11) is assembled on the fixing pins (25), and at the moment, the mounting portion (11-1) is used for closing the external opening (24).
4. A construction method of the resource recycling apparatus for percussive drilling as set forth in any one of claims 1 to 3, characterized in that: the method comprises the following steps:
Step one, conveying slurry; when the percussion drill starts to work, the stored slurry is conveyed to the pile hole from the slurry storage tank by utilizing a water suction pump;
Step two, pumping slurry by a slurry pump; when the slurry in the hole reaches a certain height, fixing a slurry pumping pipe on the slurry pump on the impact drill bit by using a thin steel wire, and then controlling the depth of the slurry pumping pipe inserted into the pile hole by controlling the lifting of the impact drill bit; then, a slurry pump is started to pump the slurry mixed with the sediments in the pile hole to the position right above the screening barrel, and meanwhile, the purified slurry is conveyed to the pile hole from a slurry storage tank at the same speed, so that the slurry level in the pile hole is kept unchanged;
Step three, screening by a screening barrel; the slurry in the pile hole is pumped to the top of the screening barrel from the slurry outlet pipe, fine gravel in the slurry is screened to a fine gravel filter screen and a fine sand filter screen respectively under the action of free falling, and slurry liquid falls into a water collecting funnel at the bottom of the screening barrel and is dredged into a sedimentation tank from a water outlet of the water collecting funnel;
fourthly, standing the slurry; the slurry in the sedimentation tank needs to be kept stand for a period of time, so that small particle impurities with higher density in the slurry are settled at the bottom of the tank, and the slurry at the upper part becomes relatively clear and flows from the water conveying channel to the solidification tank;
Step five, solidifying the slurry;
step six, circulating slurry in the slurry storage tank; and pumping the slurry in the slurry storage tank to the interior of the pile hole by using a water suction pump, and keeping the slurry liquid level in the interior of the pile hole unchanged.
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| CN113846982B (en) * | 2021-11-04 | 2023-07-07 | 克拉玛依博达生态环保科技有限责任公司 | Mud cleaning and circulating equipment for shale gas exploitation |
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